.bg-pic{
    width: 100%;
    position: absolute;
    top: -300px;
}
.content-detail{
    position: absolute;
    top: 400px;
    width:750px;
    height:652px;
    background:rgba(255,255,255,1);
    font-size:30px;
    font-family:Source Han Sans CN;
    font-weight:400;
    line-height:45px;
    color:rgba(34,34,34,1);
    padding: 30px;
}
.version{
    width: 10rem;
    text-align: center;
    height:26px;
    font-size:26px;
    font-family:Source Han Sans CN;
    font-weight:400;
    line-height:24px;
    color:rgba(123,123,123,1);
    position: absolute;
    bottom: 20px;
}